Tarsnap, the secure online backup service for Unix-like systems, raised the bar for online backups. It's inexpensive. It's reliable. And you don't need to trust the Tarsnap service-they can't access your backups even if they wanted to. With Tarsnap Mastery you'll learn to: * install and manage Tarsnap on Linux, Unix, Windows, and OS X * fully exploit features like encryption and deduplication * create and recover archives * customize backups to precisely your requirements * passphrase protect keys * create and manage special-purpose keys * automatically back up and rotate archives * understand and resolve performance issues * quickly restore complete systems Ditch the tape room. Put your backups online, and know that they're safe. Tarsnap Mastery. Because life doesn't back itself up. "I learned a lot about Tarsnap while reading this book - things I had forgotten, and things I had never even realized. As befits the author of so many technical books, Michael's attention to detail is truly outstanding." -Colin Percival, Tarsnap designer